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June Weather in Mandan, United States

Last updated: June 24, 2025

In June, the average temperature in Mandan, United States is a pleasant 20°C (69°F), but be prepared for a range! Minimum temperatures can dip to 4°C (40°F), while maximums can soar to a scorching 38°C (100°F). With an average humidity of 79%, you can expect a bit of moisture in the air. Plus, during this month, the area typically receives around 63 mm (2.5 in) of precipitation over 8 days.

June Temperature in Mandan

In June in Mandan, the average temperature is 20°C (69°F). The maximum can reach 38°C (100°F), and the minimum can be as low as 4°C (40°F). Pack accordingly to enjoy a range of activities in this diverse climate!

June Weather in Mandan: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Mandan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mandan, June typically has an average temperature of 20°C (69°F), with highs reaching up to 38°C (100°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec151330405569737061443122
Data source: Temperature data for Mandan generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

June Precipitation in Mandan

In Mandan in June, the precipitation amount is 63 mm (2.5 in) spread over 8 days.

June Precipitation Trends in Mandan

The chart displays monthly precipitation patterns in Mandan, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Mandan, June typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec121626275264626056561622
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Mandan

In Mandan in June humidity is 79%. With an average temperature of 20°C (69°F), this humidity feels like a warm, steamy embrace, making travel slightly uncomfortable as the air feels heavy and sticky, often leaving you yearning for a cool breeze or air conditioning to escape the dampness.

June Average Humidity in Mandan

This chart illustrates the average monthly humidity levels in Mandan, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Mandan is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%88%78%75%76%79%78%78%69%71%82%84%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Mandan

In Mandan in June, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Mandan.

Maximum UV Index Levels in Mandan for June

The chart shows the monthly maximum UV Index (UVI) for Mandan in June, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In June, the maximum UV index in Mandan typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2459810997532
Data source: Mandan June UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How June Weather in Mandan Compares to Other Months

Weather in Mandan varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in Mandan, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Mandan, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)12 mm (0.5 inches)84%low
February Weather-10°C (14°F)16 mm (0.6 inches)88%moderate
March Weather-1°C (30°F)26 mm (1.0 inches)78%moderate
April Weather4°C (40°F)27 mm (1.1 inches)75%very high
May Weather13°C (56°F)52 mm (2.0 inches)76%very high
June Weather20°C (69°F)63 mm (2.5 inches)79%very high
July Weather23°C (74°F)62 mm (2.4 inches)78%very high
August Weather21°C (70°F)60 mm (2.4 inches)78%very high
September Weather16°C (61°F)56 mm (2.2 inches)69%high
October Weather6°C (44°F)56 mm (2.2 inches)71%moderate
November Weather-1°C (31°F)16 mm (0.6 inches)82%moderate
December Weather-6°C (22°F)22 mm (0.9 inches)84%low

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